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"""Ensure scope is preserved across authorization.
Fairly trivial in all grants except the Authorization Code Grant where scope
need to be persisted temporarily in an authorization code.
"""
import json
from unittest import mock
from oauthlib.oauth2 import (BackendApplicationServer, LegacyApplicationServer,
MobileApplicationServer, RequestValidator, Server,
WebApplicationServer)
from ....unittest import TestCase
from .test_utils import get_fragment_credentials, get_query_credentials
class TestScopeHandling(TestCase):
DEFAULT_REDIRECT_URI = 'http://i.b./path'
def set_scopes(self, scopes):
def set_request_scopes(client_id, code, client, request):
request.scopes = scopes
return True
return set_request_scopes
def set_user(self, request):
request.user = 'foo'
request.client_id = 'bar'
request.client = mock.MagicMock()
request.client.client_id = 'mocked'
return True
def set_client(self, request):
request.client = mock.MagicMock()
request.client.client_id = 'mocked'
return True
def setUp(self):
self.validator = mock.MagicMock(spec=RequestValidator)
self.validator.get_default_redirect_uri.return_value = TestScopeHandling.DEFAULT_REDIRECT_URI
self.validator.get_code_challenge.return_value = None
self.validator.authenticate_client.side_effect = self.set_client
self.server = Server(self.validator)
self.web = WebApplicationServer(self.validator)
self.mobile = MobileApplicationServer(self.validator)
self.legacy = LegacyApplicationServer(self.validator)
self.backend = BackendApplicationServer(self.validator)
def test_scope_extraction(self):
scopes = (
('images', ['images']),
('images+videos', ['images', 'videos']),
('images+videos+openid', ['images', 'videos', 'openid']),
('http%3A%2f%2fa.b%2fvideos', ['http://a.b/videos']),
('http%3A%2f%2fa.b%2fvideos+pics', ['http://a.b/videos', 'pics']),
('pics+http%3A%2f%2fa.b%2fvideos', ['pics', 'http://a.b/videos']),
('http%3A%2f%2fa.b%2fvideos+https%3A%2f%2fc.d%2Fsecret', ['http://a.b/videos', 'https://c.d/secret']),
)
uri = 'http://example.com/path?client_id=abc&scope=%s&response_type=%s'
for scope, correct_scopes in scopes:
scopes, _ = self.web.validate_authorization_request(
uri % (scope, 'code'))
self.assertCountEqual(scopes, correct_scopes)
scopes, _ = self.mobile.validate_authorization_request(
uri % (scope, 'token'))
self.assertCountEqual(scopes, correct_scopes)
scopes, _ = self.server.validate_authorization_request(
uri % (scope, 'code'))
self.assertCountEqual(scopes, correct_scopes)
def test_scope_preservation(self):
scope = 'pics+http%3A%2f%2fa.b%2fvideos'
decoded_scope = 'pics http://a.b/videos'
auth_uri = 'http://example.com/path?client_id=abc&response_type='
token_uri = 'http://example.com/path'
# authorization grant
for backend_server_type in ['web', 'server']:
h, _, s = getattr(self, backend_server_type).create_authorization_response(
auth_uri + 'code', scopes=decoded_scope.split(' '))
self.validator.validate_code.side_effect = self.set_scopes(decoded_scope.split(' '))
self.assertEqual(s, 302)
self.assertIn('Location', h)
code = get_query_credentials(h['Location'])['code'][0]
_, body, _ = getattr(self, backend_server_type).create_token_response(token_uri,
body='client_id=me&redirect_uri=http://back.to/me&grant_type=authorization_code&code=%s' % code)
self.assertEqual(json.loads(body)['scope'], decoded_scope)
# implicit grant
for backend_server_type in ['mobile', 'server']:
h, _, s = getattr(self, backend_server_type).create_authorization_response(
auth_uri + 'token', scopes=decoded_scope.split(' '))
self.assertEqual(s, 302)
self.assertIn('Location', h)
self.assertEqual(get_fragment_credentials(h['Location'])['scope'][0], decoded_scope)
# resource owner password credentials grant
for backend_server_type in ['legacy', 'server']:
body = 'grant_type=password&username=abc&password=secret&scope=%s'
_, body, _ = getattr(self, backend_server_type).create_token_response(token_uri,
body=body % scope)
self.assertEqual(json.loads(body)['scope'], decoded_scope)
# client credentials grant
for backend_server_type in ['backend', 'server']:
body = 'grant_type=client_credentials&scope=%s'
self.validator.authenticate_client.side_effect = self.set_user
_, body, _ = getattr(self, backend_server_type).create_token_response(token_uri,
body=body % scope)
self.assertEqual(json.loads(body)['scope'], decoded_scope)
def test_scope_changed(self):
scope = 'pics+http%3A%2f%2fa.b%2fvideos'
scopes = ['images', 'http://a.b/videos']
decoded_scope = 'images http://a.b/videos'
auth_uri = 'http://example.com/path?client_id=abc&response_type='
token_uri = 'http://example.com/path'
# authorization grant
h, _, s = self.web.create_authorization_response(
auth_uri + 'code', scopes=scopes)
self.assertEqual(s, 302)
self.assertIn('Location', h)
code = get_query_credentials(h['Location'])['code'][0]
self.validator.validate_code.side_effect = self.set_scopes(scopes)
_, body, _ = self.web.create_token_response(token_uri,
body='grant_type=authorization_code&code=%s' % code)
self.assertEqual(json.loads(body)['scope'], decoded_scope)
# implicit grant
self.validator.validate_scopes.side_effect = self.set_scopes(scopes)
h, _, s = self.mobile.create_authorization_response(
auth_uri + 'token', scopes=scopes)
self.assertEqual(s, 302)
self.assertIn('Location', h)
self.assertEqual(get_fragment_credentials(h['Location'])['scope'][0], decoded_scope)
# resource owner password credentials grant
self.validator.validate_scopes.side_effect = self.set_scopes(scopes)
body = 'grant_type=password&username=abc&password=secret&scope=%s'
_, body, _ = self.legacy.create_token_response(token_uri,
body=body % scope)
self.assertEqual(json.loads(body)['scope'], decoded_scope)
# client credentials grant
self.validator.validate_scopes.side_effect = self.set_scopes(scopes)
self.validator.authenticate_client.side_effect = self.set_user
body = 'grant_type=client_credentials&scope=%s'
_, body, _ = self.backend.create_token_response(token_uri,
body=body % scope)
self.assertEqual(json.loads(body)['scope'], decoded_scope)
def test_invalid_scope(self):
scope = 'pics+http%3A%2f%2fa.b%2fvideos'
auth_uri = 'http://example.com/path?client_id=abc&response_type='
token_uri = 'http://example.com/path'
self.validator.validate_scopes.return_value = False
# authorization grant
h, _, s = self.web.create_authorization_response(
auth_uri + 'code', scopes=['invalid'])
self.assertEqual(s, 302)
self.assertIn('Location', h)
error = get_query_credentials(h['Location'])['error'][0]
self.assertEqual(error, 'invalid_scope')
# implicit grant
h, _, s = self.mobile.create_authorization_response(
auth_uri + 'token', scopes=['invalid'])
self.assertEqual(s, 302)
self.assertIn('Location', h)
error = get_fragment_credentials(h['Location'])['error'][0]
self.assertEqual(error, 'invalid_scope')
# resource owner password credentials grant
body = 'grant_type=password&username=abc&password=secret&scope=%s'
_, body, _ = self.legacy.create_token_response(token_uri,
body=body % scope)
self.assertEqual(json.loads(body)['error'], 'invalid_scope')
# client credentials grant
self.validator.authenticate_client.side_effect = self.set_user
body = 'grant_type=client_credentials&scope=%s'
_, body, _ = self.backend.create_token_response(token_uri,
body=body % scope)
self.assertEqual(json.loads(body)['error'], 'invalid_scope')
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